M&A Integration
How Should A CEO Approach The First 100 Days After An Acquisition?
The first 100 days after an acquisition should turn the deal thesis into a specific operating cadence: who owns each decision, what must not break, what the field needs to hear, and which integration risks require board-level visibility.
Most integrations struggle less because the spreadsheet was wrong and more because the people system was vague. Employees, customers, field leaders, and acquired-company operators need to understand what is changing, what is not changing, and how decisions will be made.
The Short Answer
Make the integration specific enough for operators to act.
The CEO's job is to create clarity before ambiguity fills the room. The first 100 days should define the integration narrative, decision rights, workstream owners, field communication rhythm, customer experience guardrails, and the few leading indicators that show whether the deal is compounding or drifting.
In a multi-unit business, the field will decide whether the integration works. If district leaders, general managers, franchisees, clinicians, stylists, coaches, or frontline teams do not understand the plan, the integration plan is not real yet.
Cadence
A practical 100-day integration outline.
The exact workstreams vary by deal, but the leadership cadence should be explicit from day one.
| Period | CEO Priority | Operating Output |
|---|---|---|
| Before close | Write the day-one narrative and identify the decisions that cannot wait. | Integration charter, stakeholder map, communication plan, and risk register. |
| Days 1-10 | Protect trust and reduce uncertainty for employees, customers, and field leaders. | Day-one meetings, field talking points, decision rights, and escalation paths. |
| Days 11-30 | Convert assumptions into facts and listen hard to the acquired organization. | Field feedback loops, leadership assessment, customer experience checks, and KPI baseline. |
| Days 31-60 | Separate urgent integration work from longer-term value creation. | Workstream scorecard, owner accountability, early wins, and unresolved-risk list. |
| Days 61-100 | Install the steady-state operating cadence and board visibility. | Board packet updates, management rhythm, field routines, and revised value creation roadmap. |
Common Mistake
Do not confuse communication with alignment.
A town hall, email, or integration deck is not enough. Alignment means people know what decisions they can make, which tradeoffs matter, where to escalate friction, and how success will be measured.
The CEO should assume that every unclear message will be interpreted locally. In multi-unit businesses, that means one vague corporate message can become dozens of different local realities.
Working through integration risk?
Jeff advises sponsors, CEOs, and boards on acquisition integration, 100-day planning, and operating cadence for multi-unit platforms.